@font-face {
  font-family: "Roboto Mono";
  font-style: normal;
  font-weight: 100 700;
  font-display: swap;
  src: url("../fonts/roboto-mono-latin.877722deef76.woff2") format("woff2");
}

:root {
  --ink: #212121;
  --ink-soft: #3c3c3c;
  --white: #fff;
  --grey: #eee;
  --yellow: #ffc400;
  --container: 1192px;
  --font-mono: "Roboto Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --box-shadow: 0 0 2px rgba(0, 0, 0, 0.12), 0 2px 2px rgba(0, 0, 0, 0.24);
  --box-shadow-hover: 0 0 8px rgba(0, 0, 0, 0.12), 0 8px 8px rgba(0, 0, 0, 0.24);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  display: flex;
  min-height: 100vh;
  margin: 0;
  flex-direction: column;
  color: var(--ink);
  background: var(--white);
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.35;
  -webkit-font-smoothing: antialiased;
}

main {
  flex: 1 0 auto;
}

.legacy-home {
  line-height: normal;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 8px;
  left: 8px;
  padding: 10px 14px;
  color: var(--ink);
  background: var(--yellow);
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
}

:focus-visible {
  outline: 3px solid var(--yellow);
  outline-offset: 3px;
}

.site-header {
  position: fixed;
  z-index: 50;
  top: 0;
  width: 100%;
  height: 48px;
  color: var(--white);
  background: var(--ink);
  box-shadow: 0 0 8px rgba(0, 0, 0, 0.12), 0 -2px 8px rgba(0, 0, 0, 0.24);
  transition: opacity 200ms ease-in, transform 200ms ease-in;
}

.site-header--hidden {
  opacity: 0;
  transform: translateY(-100%);
}

.site-header__inner {
  width: 100%;
  max-width: 1280px;
  height: 48px;
  margin: 0 auto;
  padding-left: 5%;
}

.brand {
  display: inline-block;
  color: var(--white);
  font-size: 20px;
  font-weight: 400;
  line-height: 48px;
  text-decoration: none;
  text-transform: uppercase;
}

.legacy-container {
  width: 100%;
  max-width: var(--container);
  height: 100%;
  margin: 0 auto;
  padding: 0 5px;
}

.legacy-top {
  position: relative;
  width: 100%;
  min-height: 100vh;
  padding-bottom: 120px;
  color: var(--white);
  background: var(--ink);
}

.legacy-intro {
  position: relative;
  height: 0;
  margin-bottom: 20%;
  padding-bottom: 40%;
}

.legacy-intro__title {
  position: absolute;
  z-index: 3;
  top: 50%;
  left: 24px;
  width: 40%;
  margin: 0;
  padding-top: 5%;
  font-size: 20px;
  font-weight: 400;
  line-height: 28px;
}

.legacy-geometry {
  position: absolute;
  z-index: 2;
  top: 50%;
  right: 0;
  width: 63%;
  max-width: 630px;
}

.legacy-geometry svg {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.legacy-shape {
  fill: none;
  stroke-width: 1.5;
}

.legacy-shape--circle {
  stroke: #9e9e9e;
  stroke-width: 2;
  animation: legacy-circle 18s infinite;
}

.legacy-shape--square {
  stroke: var(--white);
  transform-origin: 50% 50%;
  animation: legacy-square 18s infinite;
}

.legacy-shape--triangle {
  stroke: var(--yellow);
  transform-origin: 50% 50%;
  animation: legacy-triangle 18s infinite;
}

@keyframes legacy-circle {
  0%, 100% { transform: translate(0, 0); }
  8.33%, 12% { transform: translate(100px, 0); }
  16.67%, 25% { transform: translate(200px, 0); }
  29.17%, 37.5% { transform: translate(-168px, 0); }
  41.67%, 50% { transform: translate(30px, 0); }
  54.17%, 62.5% { transform: translate(0, 0); }
  66.67%, 75% { transform: translate(50px, 0); }
  79.17%, 87.5% { transform: translate(0, 0); }
}

@keyframes legacy-square {
  0%, 25%, 79.17%, 100% { transform: translate(0, 0); }
  29.17%, 37.5% { transform: translate(-70px, 0); }
  41.67%, 50% { transform: translate(30px, 0); }
  54.17%, 62.5% { transform: translate(-100px, 0); }
  66.67%, 75% { transform: translate(-150px, 0); }
}

@keyframes legacy-triangle {
  0%, 25%, 54.17%, 62.5%, 91.67%, 100% { transform: translate(0, 0); }
  16.67%, 25% { transform: translate(100px, 0); }
  29.17%, 50% { transform: rotate(180deg); }
  66.67%, 75% { transform: translate(210px, 0); }
  79.17%, 87.5% { transform: translate(200px, 0); }
}

.legacy-services {
  display: grid;
  min-height: min(40vw, 477px);
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.legacy-box {
  position: relative;
  z-index: 1;
  margin: 5px 3px 0;
  box-shadow: var(--box-shadow);
  transition: box-shadow 200ms ease;
}

.legacy-box:hover,
.legacy-box:focus-within {
  z-index: 2;
  box-shadow: var(--box-shadow-hover);
}

.legacy-box__inner {
  position: relative;
  padding: 18px 24px;
}

.legacy-box h2,
.legacy-box h3 {
  margin: 1em 0;
  padding-right: 95px;
  font-size: 20px;
  font-weight: 400;
  line-height: 28px;
  text-transform: uppercase;
}

.legacy-box p {
  margin: 1em 0;
}

.legacy-box a {
  text-decoration: none;
}

.legacy-service:first-child {
  background: var(--ink-soft);
}

.legacy-service:not(:first-child) {
  color: var(--ink);
}

.legacy-service:nth-child(2) {
  background: var(--white);
}

.legacy-service:last-child {
  background: var(--yellow);
}

.legacy-service__symbol {
  margin-right: 8px;
  vertical-align: text-bottom;
}

.legacy-products,
.legacy-references {
  position: relative;
}

.legacy-products {
  background: var(--white);
}

.legacy-references {
  background: var(--grey);
}

.section-tab {
  position: absolute;
  z-index: 10;
  top: 0;
  width: 100%;
  height: 48px;
  color: var(--ink);
  background: var(--white);
  transition: height 200ms ease-out;
}

.section-tab--references {
  background: var(--grey);
}

.section-tab.is-docked {
  position: fixed;
  top: auto;
  bottom: 0;
  box-shadow: 0 0 8px rgba(0, 0, 0, 0.12), 0 -2px 8px rgba(0, 0, 0, 0.24);
}

.section-tab--products.is-docked {
  transform: translateY(-48px);
}

.section-tab:hover {
  height: 56px;
}

.section-tab__inner {
  width: 100%;
  max-width: 1280px;
  height: 48px;
  margin: 0 auto;
  padding-left: 5%;
}

.section-tab h2 {
  margin: 0;
  font-size: 18px;
  font-weight: 400;
  line-height: 48px;
  text-transform: uppercase;
}

.section-tab a {
  text-decoration: none;
}

.legacy-products__content {
  padding-top: 120px;
  padding-bottom: 120px;
}

.legacy-product-grid {
  display: grid;
  min-height: 300px;
  grid-template-columns: 2fr 1fr;
}

.legacy-product-intro,
.legacy-product {
  color: var(--white);
  background: var(--ink);
}

.legacy-product-stack {
  display: flex;
  flex-direction: column;
}

.legacy-product-stack .legacy-box {
  min-height: 0;
}

.legacy-product__url {
  color: inherit;
  text-decoration: underline !important;
  overflow-wrap: anywhere;
}

.legacy-label {
  margin: 0 !important;
  font-size: 12px;
}

.legacy-references__content {
  padding-top: 120px;
  padding-bottom: 250px;
}

.legacy-reference-layout,
.legacy-reference-column,
.legacy-reference-stack {
  display: flex;
  min-width: 0;
  flex-direction: column;
}

.legacy-reference-row {
  display: flex;
  min-width: 0;
  align-items: stretch;
}

.legacy-reference-row--lead > .legacy-reference:nth-child(1) {
  flex: 33 1 0;
}

.legacy-reference-row--lead > .legacy-reference:nth-child(2) {
  flex: 31 1 0;
}

.legacy-reference-row--lead > .legacy-reference:nth-child(3) {
  flex: 35 1 0;
}

.legacy-reference-row--additional {
  flex-wrap: wrap;
}

.legacy-reference-row--additional > .legacy-reference {
  flex: 0 1 calc(33.333% - 6px);
}

.legacy-reference-column--middle-main,
.legacy-reference-stack--middle-side,
.legacy-reference-stack--bottom-side,
.legacy-reference-column--bottom-main,
.legacy-reference-row--nested > .legacy-reference,
.legacy-reference-row--nested > .legacy-reference-stack {
  flex: 1 1 0;
}

.legacy-reference {
  min-width: 0;
  min-height: 300px;
  margin: 5px 3px 0;
  overflow: hidden;
  color: var(--ink);
  background-color: var(--white);
  background-image: var(--reference-image, none);
  background-repeat: no-repeat;
  background-position: right bottom;
}

.legacy-reference--double {
  height: 605px;
  min-height: 605px;
}

.legacy-reference .legacy-box__inner {
  padding-bottom: 56px;
}

.legacy-reference h3 a {
  color: var(--ink);
}

.legacy-reference__url {
  color: var(--ink);
  text-decoration: underline !important;
  overflow-wrap: anywhere;
}

.legacy-tags {
  position: absolute;
  right: 0;
  bottom: 0;
  display: flex;
  margin: 0;
  padding: 18px;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 5px;
  list-style: none;
}

.legacy-tags li {
  padding: 3px 8px;
  color: var(--ink);
  background: var(--yellow);
  font-size: 10px;
  font-weight: 600;
  line-height: 1.2;
  text-transform: uppercase;
}

.legacy-reference--universal-music {
  background-size: 100% auto;
}

.legacy-reference--filetransfer-uberwachung-fur-rtl-group {
  background-position: initial;
}

@media (min-width: 1280px) {
  .legacy-reference-layout {
    display: grid;
    padding-top: 5px;
    grid-template-areas:
      "lead-one lead-two lead-three"
      "b2b b2b torr"
      "volksbank universal torr"
      "volksbank isabell company"
      "pm energy energy"
      "church rtl mercedes"
      "church open-source mercedes";
    grid-template-columns: 33fr 31fr 35fr;
    grid-template-rows: auto repeat(6, minmax(300px, auto));
    grid-auto-rows: minmax(300px, auto);
    gap: 5px 6px;
  }

  .legacy-reference-layout :is(
    .legacy-reference-row,
    .legacy-reference-column,
    .legacy-reference-stack
  ) {
    display: contents;
  }

  .legacy-reference-layout .legacy-reference,
  .legacy-reference-layout .legacy-reference--double {
    width: auto;
    height: auto;
    min-height: 300px;
    margin: 0;
  }

  .legacy-reference-row--lead > .legacy-reference:nth-child(1) {
    grid-area: lead-one;
  }

  .legacy-reference-row--lead > .legacy-reference:nth-child(2) {
    grid-area: lead-two;
  }

  .legacy-reference-row--lead > .legacy-reference:nth-child(3) {
    grid-area: lead-three;
  }

  .legacy-reference-column--middle-main > .legacy-reference {
    grid-area: b2b;
  }

  .legacy-reference-column--middle-main
    > .legacy-reference-row--nested
    > .legacy-reference {
    grid-area: volksbank;
  }

  .legacy-reference-column--middle-main
    > .legacy-reference-row--nested
    > .legacy-reference-stack
    > .legacy-reference:nth-child(1) {
    grid-area: universal;
  }

  .legacy-reference-column--middle-main
    > .legacy-reference-row--nested
    > .legacy-reference-stack
    > .legacy-reference:nth-child(2) {
    grid-area: isabell;
  }

  .legacy-reference-stack--middle-side > .legacy-reference:nth-child(1) {
    grid-area: torr;
  }

  .legacy-reference-stack--middle-side > .legacy-reference:nth-child(2) {
    grid-area: company;
  }

  .legacy-reference-stack--bottom-side > .legacy-reference:nth-child(1) {
    grid-area: pm;
  }

  .legacy-reference-stack--bottom-side > .legacy-reference:nth-child(2) {
    grid-area: church;
  }

  .legacy-reference-column--bottom-main > .legacy-reference {
    grid-area: energy;
  }

  .legacy-reference-column--bottom-main
    > .legacy-reference-row--nested
    > .legacy-reference-stack
    > .legacy-reference:nth-child(1) {
    grid-area: rtl;
  }

  .legacy-reference-column--bottom-main
    > .legacy-reference-row--nested
    > .legacy-reference-stack
    > .legacy-reference:nth-child(2) {
    grid-area: open-source;
  }

  .legacy-reference-column--bottom-main
    > .legacy-reference-row--nested
    > .legacy-reference {
    grid-area: mercedes;
  }
}

@media (min-width: 600px) and (max-width: 1279px) {
  .legacy-reference-layout {
    display: grid;
    padding-top: 5px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 5px 6px;
  }

  .legacy-reference-layout :is(
    .legacy-reference-row,
    .legacy-reference-column,
    .legacy-reference-stack
  ) {
    display: contents;
  }

  .legacy-reference-layout .legacy-reference,
  .legacy-reference-layout .legacy-reference--double {
    width: auto;
    height: auto;
    min-height: 300px;
    margin: 0;
  }

  .legacy-reference-row--bottom
    .legacy-reference-row--nested
    > .legacy-reference:last-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 1279px) {
  .legacy-reference {
    display: flex;
    overflow: hidden;
    flex-direction: column;
  }

  .legacy-reference .legacy-box__inner {
    padding-bottom: 12px;
    flex: 1 1 auto;
  }

  .legacy-tags {
    position: static;
    width: 100%;
    margin-top: auto;
    padding-top: 0;
  }
}

.site-footer {
  min-height: 44px;
  flex: 0 0 auto;
  color: #595959;
  background: var(--white);
}

.site-footer__inner {
  display: flex;
  width: 100%;
  max-width: 1280px;
  min-height: 44px;
  margin: 0 auto;
  padding: 0 16px;
  align-items: center;
  justify-content: center;
}

.site-footer nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(18px, 4vw, 48px);
}

.site-footer a {
  padding: 4px 0;
  color: #595959;
  font-size: 12px;
  text-decoration: none;
  text-transform: uppercase;
}

.site-footer a:hover,
.site-footer a:focus-visible {
  color: var(--ink);
}

/* Unterseiten behalten dieselbe Formsprache, ohne das Startseitenraster zu verändern. */
.shell {
  width: min(calc(100% - 32px), var(--container));
  margin: 0 auto;
}

.shell--narrow {
  max-width: 800px;
}

.page-hero,
.project-hero {
  padding: 130px 0 90px;
  color: var(--white);
  background: var(--ink);
}

.page-hero--compact {
  padding-bottom: 60px;
}

.page-hero h1,
.project-hero h1 {
  max-width: 20ch;
  margin: 0 0 24px;
  font-size: clamp(38px, 5vw, 72px);
  font-weight: 400;
  line-height: 1.08;
}

.eyebrow,
.project-card__type {
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-hero__lead,
.project-hero__lead {
  max-width: 65ch;
  color: #bdbdbd;
}

.project-index,
.project-content,
.prose-section {
  padding: 100px 0;
  background: var(--grey);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 5px;
}

.project-card {
  min-height: 360px;
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--box-shadow);
}

.project-card__link {
  display: flex;
  min-height: 100%;
  flex-direction: column;
  text-decoration: none;
}

.project-card__image {
  width: 100%;
  height: 150px;
  padding: 24px;
  object-fit: contain;
  background: var(--grey);
}

.project-card__body {
  display: flex;
  padding: 18px 24px;
  flex: 1;
  flex-direction: column;
}

.project-card h3 {
  margin: 12px 0;
  font-size: 20px;
  font-weight: 400;
  text-transform: uppercase;
}

.tag-list {
  display: flex;
  margin: auto 0 0;
  padding: 16px 0 0;
  flex-wrap: wrap;
  gap: 5px;
  list-style: none;
}

.tag-list li {
  padding: 3px 8px;
  background: var(--yellow);
  font-size: 10px;
  text-transform: uppercase;
}

.breadcrumbs {
  display: flex;
  margin-bottom: 60px;
  color: #bdbdbd;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 12px;
}

.project-hero__grid,
.project-content__grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 60px;
}

.project-hero__image,
.project-hero__logo-wrap {
  width: 100%;
  min-height: 300px;
  background: var(--white);
}

.project-hero__image,
.project-hero__logo {
  width: 100%;
  height: 300px;
  padding: 30px;
  object-fit: contain;
}

.project-hero__logo-wrap {
  display: grid;
  place-items: center;
}

.project-copy {
  max-width: 70ch;
}

.project-copy h2,
.prose-card h2 {
  margin: 38px 0 16px;
  font-size: 24px;
  font-weight: 400;
  overflow-wrap: anywhere;
  text-transform: uppercase;
}

.project-copy h2:first-child,
.prose-card h2:first-child {
  margin-top: 0;
}

.task-list {
  padding-left: 20px;
}

.task-list li::marker {
  color: var(--yellow);
}

.project-facts,
.prose-card {
  margin: 0;
  background: var(--white);
  box-shadow: var(--box-shadow);
}

.project-facts > div {
  padding: 18px 24px;
  border-bottom: 1px solid #ddd;
}

.project-facts dt {
  margin-bottom: 5px;
  color: #666;
  font-size: 11px;
  text-transform: uppercase;
}

.project-facts dd {
  margin: 0;
}

.prose-card {
  padding: 40px;
  margin-inline: auto;
}

.prose-card address {
  font-style: normal;
}

.prose-card p,
.prose-card li {
  overflow-wrap: anywhere;
}

.prose-card li + li {
  margin-top: 8px;
}

.prose-card__updated {
  margin: 0 0 30px;
  color: #666;
  font-size: 12px;
  text-transform: uppercase;
}

.nowrap {
  white-space: nowrap;
}

.text-link {
  text-decoration-color: var(--yellow);
  text-decoration-thickness: 3px;
  text-underline-offset: 5px;
}

.next-project {
  padding: 50px 0;
}

@media (max-width: 959px) {
  .legacy-intro__title {
    width: calc(100% - 48px);
  }

  .legacy-services {
    min-height: 0;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .legacy-service:last-child {
    grid-column: 1 / -1;
  }

  .legacy-geometry,
  .legacy-service__symbol {
    display: none;
  }

  .legacy-product-grid {
    grid-template-columns: 1fr;
  }

  .legacy-product-stack {
    min-width: 0;
    flex-direction: row;
  }

  .legacy-product-stack .legacy-product {
    min-width: 0;
    flex: 1 1 0;
  }

  .legacy-box h2,
  .legacy-box h3 {
    padding-right: 0;
  }

  .legacy-box p {
    overflow-wrap: anywhere;
  }

  .legacy-reference-row--nested {
    flex-direction: column;
  }

  .legacy-reference--double {
    height: auto;
    min-height: 300px;
  }

  .legacy-reference-row--additional > .legacy-reference {
    flex-basis: calc(50% - 6px);
  }

  .project-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .project-card h3 {
    font-size: 18px;
  }

  .project-hero__grid,
  .project-content__grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 599px) {
  body {
    font-size: 14px;
  }

  .site-header__inner,
  .section-tab__inner {
    padding-left: 20px;
  }

  .legacy-top {
    padding-bottom: 50px;
  }

  .legacy-intro {
    height: 300px;
    margin: 0;
    padding: 0;
  }

  .legacy-intro__title {
    top: 110px;
    left: 24px;
    padding: 0;
    font-size: 18px;
    line-height: 26px;
  }

  .legacy-services,
  .project-grid {
    display: grid;
    min-height: 0;
    grid-template-columns: 1fr;
  }

  .legacy-product-stack,
  .legacy-reference-row {
    flex-direction: column;
  }

  .legacy-product-stack > .legacy-product,
  .legacy-reference-row > *,
  .legacy-reference-column--middle-main,
  .legacy-reference-stack--middle-side,
  .legacy-reference-stack--bottom-side,
  .legacy-reference-column--bottom-main {
    flex: 0 0 auto;
  }

  .legacy-reference-row--lead > .legacy-reference:nth-child(1),
  .legacy-reference-row--lead > .legacy-reference:nth-child(2),
  .legacy-reference-row--lead > .legacy-reference:nth-child(3) {
    flex: 0 0 auto;
  }

  .legacy-reference-row--nested > .legacy-reference,
  .legacy-reference-row--nested > .legacy-reference-stack {
    flex: 0 0 auto;
  }

  .legacy-reference-row--additional > .legacy-reference {
    flex-basis: auto;
  }

  .legacy-service,
  .legacy-product,
  .legacy-product-intro {
    min-height: 240px;
  }

  .legacy-products__content,
  .legacy-references__content {
    padding-top: 80px;
    padding-bottom: 100px;
  }

  .legacy-reference,
  .legacy-reference--double {
    height: auto;
    min-height: 300px;
    overflow: hidden;
  }

  .legacy-reference .legacy-box__inner {
    min-height: 0;
  }

  .legacy-box h2,
  .legacy-box h3 {
    padding-right: 0;
    font-size: 18px;
  }

  .site-footer nav {
    gap: 14px;
  }

  .site-footer a {
    font-size: 10px;
  }

  .page-hero,
  .project-hero {
    padding-top: 100px;
  }

  .project-index,
  .project-content,
  .prose-section {
    padding: 60px 0;
  }

  .prose-card {
    padding: 24px;
  }

  .prose-card h2 {
    font-size: 20px;
  }

}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}